Cheapest one-way flights from Boston to San Juan in April from 87€

AirHint found the following cheapest one-way flights from Boston (BOS) to San Juan (SJU) in April 2026 (see full year).

One-Way flights

01 Apr Spirit Airlines direct
21 Apr Delta direct
26 Apr jetBlue direct
15 Apr Delta
02 Apr Spirit Airlines direct
05 Apr Spirit Airlines direct
03 Apr Spirit Airlines direct
17 Apr Southwest Airlines
15 Apr Delta direct
17 Apr Delta direct

Also check the deals for return flights from Boston to San Juan in April.

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The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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